condition mean min max 4 h after light 45.026536666666665 41.104459999999996 50.5812 8 h after light 494.79606666666666 417.2833 561.0364 12 h after light 1379.211 1137.75 1784.5020000000002 16 h after light 1524.644 1150.766 1903.18 4 h after dark 430.68103333333335 411.2473 453.7844 8 h after dark 100.21859333333333 70.99818 127.7082